Our high flow performance exhaust systems maximize exhaust flow so your engine keeps its cool with lower exhaust temperatures. Your reward will be greater fuel efficiency; more torque; more horsepower; and last but not least a sound that is pure MBRP. XP Series Cat Back Exhaust System; 2 1/2 in.; Incl. Ext. Pipe/Over Axle Pipe/Muffler/Tailpipe/Hardware/3.75 in. Tip; Single Rear Exit; T409 Stainless Steel;